Below is a list of the past 7 days Earthquakes. Highlighted is the 8.9R that hit Japan on Friday (11/03/2011 05:46:24 UTC)

This is purely for those of you who want to see the amount, and scale of earthquakes around that area that hit prior to the devastating one that hit and caused the Tsunami. Two notable quakes of appx 4.9R can be seen hitting just off the coast of Japan, less than 5 hours before the 8.9R